Home / 19,420.44-29,067.99-10,047.56

Finding the Fourth Proportional to 19,420.44, 29,067.99 and 10,047.56

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Solution

The fourth proportional to 19,420.44, 29,067.99 and 10,047.56 is: 15,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,420.44 : 29,067.99 = 10,047.56 : x
  2. Step 2: Convert to fraction form
    19,420.44/29,067.99 = 10,047.56/x
  3. Step 3: Cross multiply
    19,420.44x = 29,067.99 × 10,047.56
  4. Step 4: Simplify right side
    19,420.44x = 292,062,228.26
  5. Step 5: Solve for x
    x = 292,062,228.26/19,420.44
  6. Step 6: Final answer
    x = 15,038.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.